<template>
    <div class="app">
        <!-- 顶部header -->
        <mt-header fixed title="季候海">
            <span  slot="left" @click="goBack" v-show="flag">
               <mt-button icon="back">返回</mt-button>
            </span>
        </mt-header>

        <!-- 中间路由router-view -->
		<transition>
		   <router-view></router-view>
		</transition>

        <!-- 底部tabbar区域 -->
        <nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-y" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link >
			<router-link  class="mui-tab-item-y" to="/member">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link >
			<router-link  class="mui-tab-item-y" to="/shop">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart">
                    <span class="mui-badge" id="badge">{{ $store.getters.getAllCount }}</span>
                </span>
				<span class="mui-tab-label">购物车</span>
			</router-link >
			<router-link  class="mui-tab-item-y" to="/search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link >
		</nav>
    </div>
</template>
<script>
export default{
    data(){
        return{
            flag:false
        }
    },
    created(){
        this.flag=this.$route.path === '/home' ? false : true
    },
    methods:{
        goBack(){
            this.$router.go(-1)
        }
    },
    watch:{
        '$route.path':function(newVal){
            if (newVal === "/home") {
                this.flag=false;
            }else{
                this.flag=true;
            }
        }
    }
}
</script>
<style>
.mint-header.is-fixed{
    top: 0;
    right: 0;
    left: 0;
    position: fixed;
    z-index:9999;
}
.app{
    padding: 40px 0 50px 0;
	overflow-x: hidden;
}
.v-enter{
	opacity: 0;
	transform: translateX(100%);
}
.v-leave-to{
	opacity: 0;
	transform: translateX(-100%);
	position: absolute;
}
.v-enter-active,
.v-leave-active{
	transition: all 0.5s ease;
}
/*改类名，解决tabbar点击无法切换*/
.mui-bar-tab .mui-tab-item-y.mui-active {
    color: #007aff;
}
.mui-bar-tab .mui-tab-item-y{
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
}
.mui-bar-tab .mui-tab-item-y .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
}
.mui-bar-tab .mui-tab-item-y .mui-icon~.mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}
</style>

